GB9929130D0 - Improved fixing device and method - Google Patents

Improved fixing device and method

Info

Publication number
GB9929130D0
GB9929130D0 GB9929130A GB9929130A GB9929130D0 GB 9929130 D0 GB9929130 D0 GB 9929130D0 GB 9929130 A GB9929130 A GB 9929130A GB 9929130 A GB9929130 A GB 9929130A GB 9929130 D0 GB9929130 D0 GB 9929130D0
Authority
GB
United Kingdom
Prior art keywords
fixing device
improved fixing
improved
fixing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB9929130A
Other versions
GB2344629A (en
GB2344629B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
P A FIXINGS Ltd
Original Assignee
P A FIXINGS Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by P A FIXINGS Ltd filed Critical P A FIXINGS Ltd
Publication of GB9929130D0 publication Critical patent/GB9929130D0/en
Publication of GB2344629A publication Critical patent/GB2344629A/en
Application granted granted Critical
Publication of GB2344629B publication Critical patent/GB2344629B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/001—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed
    • F16B25/0026—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed the material being a hard non-organic material, e.g. stone, concrete or drywall
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0042—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw
    • F16B25/0047—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw the ridge being characterised by its cross-section in the plane of the shaft axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0042—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw
    • F16B25/0068—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw with multiple-threads, e.g. a double thread screws
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
    • F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
    • F16B39/30—Locking exclusively by special shape of the screw-thread

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Joining Of Building Structures In Genera (AREA)
GB9929130A 1998-12-08 1999-12-08 Improved fixing device and method Expired - Fee Related GB2344629B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9826978A GB9826978D0 (en) 1998-12-08 1998-12-08 Improved fixing device & method

Publications (3)

Publication Number Publication Date
GB9929130D0 true GB9929130D0 (en) 2000-02-02
GB2344629A GB2344629A (en) 2000-06-14
GB2344629B GB2344629B (en) 2002-08-14

Family

ID=10843843

Family Applications (3)

Application Number Title Priority Date Filing Date
GB9826978A Ceased GB9826978D0 (en) 1998-12-08 1998-12-08 Improved fixing device & method
GB9929130A Expired - Fee Related GB2344629B (en) 1998-12-08 1999-12-08 Improved fixing device and method
GBGB0125655.1A Ceased GB0125655D0 (en) 1998-12-08 2001-10-24 Improved Fixing Device and Method

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9826978A Ceased GB9826978D0 (en) 1998-12-08 1998-12-08 Improved fixing device & method

Family Applications After (1)

Application Number Title Priority Date Filing Date
GBGB0125655.1A Ceased GB0125655D0 (en) 1998-12-08 2001-10-24 Improved Fixing Device and Method

Country Status (5)

Country Link
AU (1) AU1668100A (en)
GB (3) GB9826978D0 (en)
TW (1) TW547581U (en)
WO (1) WO2000034668A2 (en)
ZA (1) ZA200109220B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2545415Y (en) * 2002-04-11 2003-04-16 久可工业股份有限公司 Three-spiral thread two-end fixing screw with different heights of thread
DK1975421T3 (en) * 2007-03-28 2009-09-28 M Cut Systems Gmbh & Co Kg Self-tapping screw
GB2455533B (en) * 2007-12-12 2011-08-10 Excalibur Screwbolts Ltd A fixing device
DE202008011808U1 (en) 2008-09-05 2008-12-24 M-Cut Systems Gmbh & Co. Kg Thread forming screw
EP2354572B1 (en) 2010-01-18 2014-07-02 UIP GmbH & Co. KG Thread moulding screw
EP2728209B1 (en) 2012-11-05 2017-07-12 SG Holding UG Thread forming screw
GB201817127D0 (en) * 2018-10-21 2018-12-05 Excalibur Screwbolts Ltd Improvements in or relating to anchor bolts
GB201912551D0 (en) * 2019-09-01 2019-10-16 Product Licensing Company Ltd Method & means of forming threaded ties and rods

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE54903C (en) * THE AMERICAN screw COMPANY in Providence, Rhode Island, V. St. A Wood screw with a flat auxiliary thread between the sharp threads
GB2042120B (en) * 1979-02-10 1983-07-20 Gutshall C E Long-pitsch crest thread
KR900002192B1 (en) * 1985-11-22 1990-04-04 닛봉도꾸슈우기자이가부시끼가이샤 Screw with groove for self-lock and method and rolling flat die for manufacturing the same
GB2252381B (en) * 1990-12-14 1995-08-09 Charles Bickford Improved fixing
US5957646A (en) * 1998-11-02 1999-09-28 Anthony C. Giannuzzi Enhanced strength screw-type masonry anchor

Also Published As

Publication number Publication date
WO2000034668A2 (en) 2000-06-15
GB9826978D0 (en) 1999-02-03
TW547581U (en) 2003-08-11
GB0125655D0 (en) 2001-12-19
GB2344629A (en) 2000-06-14
WO2000034668A3 (en) 2001-01-18
ZA200109220B (en) 2002-11-08
AU1668100A (en) 2000-06-26
GB2344629B (en) 2002-08-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20181208